Home / Standards / GB 8772 GB 8772 Abolished Hygienic standards for seat arrangement and illumination in classroom with television 电视教室座位布置范围和照度卫生标准 Standard Type GB ICS 13.120 CCS C56 Status 废止 Issue Date 1988-02-23 Implementation 1988-12-01 Responsible Dept 国家卫生健康委 Drafting Unit 国家卫生健康委